#2A4B91#2A4B91

#2A4B91 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 42.7% C 0.122 H 263.2°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#2A4B91
RGB	rgb(42, 75, 145)
HSL	hsl(221, 55%, 37%)
HSV	hsv(221, 71%, 57%)
CMYK	cmyk(71%, 48.3%, 0%, 43.1%)
CIE-LAB	lab(33.07, 12.80, -42.27)
CIE-LCH	lch(33.07, 44.16, 286.85°)
OKLab	oklab(42.73% -0.0144 -0.1211)
OKLCH	oklch(42.73% 0.122 263.2)
XYZ	xyz(8.5799, 7.5679, 27.7911)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4B91 #91702A

analogous

#2A7F91 #2A4B91 #3D2A91

triadic

#2A4B91 #912A4B #4B912A

tetradic

#2A4B91 #912A7F #91702A #2A913D

square

#2A4B91 #912A7F #91702A #2A913D

split-complementary

#2A4B91 #913D2A #7F912A

monochromatic

#0F1A32 #1C3262 #2A4B91 #3864C0 #6387D2

Accessibility & contrast

On white

8.35

#2A4B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2A4B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4B91

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4B91	#FFFFFF	#000000	##FFFFFF
##2A4B91	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265394

Deuteranopia (green-blind)

#0E4990

Tritanopia (blue-blind)

#005B67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2a4b91;
/* rgb */ color: rgb(42, 75, 145);
/* oklch */ color: oklch(42.7% 0.122 263.2);

Tailwind

colors: {
  custom: {
    50: '#717cb2',
    500: '#2a4b91',
    950: '#000000',
  },
}

SCSS

$custom: #2a4b91;
$custom-light: #717cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4b91",
  "rgb": {
    "r": 42,
    "g": 75,
    "b": 145
  },
  "hsl": {
    "h": 220.777,
    "s": 55.08,
    "l": 36.667
  },
  "oklch": {
    "l": 0.42732,
    "c": 0.12199,
    "h": 263.2
  },
  "luminance": 0.07569
}

Semantic roles & 50–950 ramp

primary

#2A4B91

secondary

#B89B5F

accent

#AF49DE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #2A4B91

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →